package cn.ecut.dzy.test;

/**
 * @program: juc
 * @description:
 * @author: DingZhenYun
 * @create: 2021-10-20 17:21
 **/

public class T1 {
    public static void main(String[] args) {
        Book book=new Book();
        book.setAuthor("11");
        book.setBookName("222");

        Book book1 = new Book();
        book1.setBookName("1").setAuthor("dd").setId(1).setPrice(123);//
    }
}
